Hazardous Weather Conditions

Current conditions at

Monticello, Sullivan County International Airport (KMSV)

Lat: 41.7° N Lon: 74.8° W Elev: 1404 ft.

Fog/Mist

56°F

13°C

Humidity 100%
Wind Speed Calm
Barometer 29.94 in (1013.0 mb)
Dewpoint 56°F (13°C)
Visibility 6.00 mi
Last update 15 Apr 5:56 am EDT
Detailed forecast for

Sullivan County

Today
Partly sunny with a chance of showers. A chance of thunderstorms this afternoon. Highs in the lower 80s. West winds 5 to 10 mph. Chance of rain 50 percent.
Tonight
Mostly cloudy. Showers likely with a chance of thunderstorms in the evening, then a chance of showers with a slight chance of thunderstorms after midnight. Lows around 60. West winds around 5 mph. Chance of rain 70 percent.
Thursday
Partly sunny. Highs in the lower 80s. Southwest winds 5 to 10 mph.
Thursday Night
Partly cloudy in the evening, then becoming mostly cloudy. A 50 percent chance of showers. Lows in the upper 50s. West winds around 5 mph.
Friday
Partly sunny with a chance of showers. Highs in the lower 70s. West winds around 5 mph. Chance of rain 50 percent.
Friday Night
Partly cloudy. Lows in the lower 50s.
Saturday
Partly sunny. Highs in the lower 70s.
Saturday Night
Partly cloudy with a 50 percent chance of showers. Lows in the mid 40s.
Sunday
Showers likely. Highs in the upper 50s. Chance of rain 60 percent.
Sunday Night
Partly cloudy with a chance of rain and snow showers. Lows in the upper 20s. Chance of precipitation 50 percent.
Monday
Partly sunny. Highs in the mid 40s.
Monday Night
Mostly clear. Lows in the mid 20s.
Tuesday
Mostly sunny. Highs in the mid 50s.



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335 AM EDT Wed Apr 15 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database